Finley can't wait for the class field trip to the art museum. When Mr. Spark assigns a project based on the question, "What is art?," Finley figures it'll be a snap. But the more art she sees, the more mixed-up she gets.

After a class field trip to the art museum, fourth-graders Finley, Henry, and Olivia are assigned a project that is supposed to define art, which is difficult, because they all liked very different paintings--but for their group project they come up with a presentation that captures their combined vision.